.book-item-container {
    width: 100%;
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    padding-bottom: 7px;
    border-bottom: 1px solid #EBEBEB;
}

.left {
    font-size: 16px;
    font-weight: 500;
    padding-top: 4px;
    width: 20px;
}

.center {
    flex: 1;
    .question {
        display: flex;

        .mark {
            flex-shrink: 0;
            padding: 0 8px;
            background: #B5D6FF;
            font-size: 14px;
            color: #3792FD;
            line-height: 24px;
            margin-right: 5px;
            padding-top: 5px;
            padding-bottom: 5px;
        }

        .title {
            font-size: 16px;
            color: #3C464F;
        }
    }
    .answer{
        margin-top: 20px;
        font-size: 16px;
        color: #3C464F;
        .ii-label{
            margin-bottom: 5px;
        }
    }
}

.right {
    display: flex;
    align-items: center;
    margin-right: 40px;
    width: 140px;
}

.demo-tabs>.el-tabs__content {
    padding: 32px;
    color: #6b778c;
    font-size: 32px;
    font-weight: 600;
}
.demo-tabs {
    :deep(.el-tabs__header){
        border-bottom: none !important
    }
}